Principal Information Security Engineer Reyes HoldingsPrincipal Information Security EngineerRosemont, IllinoisFull timeQualifications: Required Education and Experience: Bachelor’s Degree in a technology discipline and with 6 plus years in the IT industry, with experience in Network/Security services or High School Diploma/General Education Degree (GED) with 9 plus years of the above-stated experience. Performs in-depth research on Network/Security industry risks and trends and performs benchmarking analysis to provide enhanced insights and maturity compared to industry peers and competitors.
Associate Director of Principal Gift Development USA The Nature ConservancyAssociate Director of Principal Gift DevelopmentChicago, Illinois$129,000–$160,000The incumbent would join a team that is dedicated to modeling and fostering a highly collaborative approach to principal gift fundraising from ultra-high-net-worth (UHNW) prospects, and to creating, testing, innovating, and sharing strategies and tactics for Discovery. With an emphasis on building a principal gift portfolio, the incumbent works across the Midwest division (IL, IN, WI, OH and MI) toward building TNC's donor base and raising impactful gifts for TNC's mission and campaign, focusing on wealth markets such as Chicago.
Principal Controls Engineer- Data Center Barry-WehmillerPrincipal Controls Engineer- Data CenterOak Brook, IL$150,000–$220,000 / yearMinimum of 15 years of progressive engineering experience in building automation, electrical power monitoring systems (EPMS), and integrated controls within mission-critical environments-especially data centers-including significant leadership and client-facing responsibilities. Design Group is widely known as an industry leader, recognized as a top system integrator, ranking #9 in the 2025 System Integrator Giants; as a Rockwell Platinum Integrator, the highest designation given to Rockwell partners; and as an Ignition Enterprise Premier Integrator.
Principal Civil Engineer Barry-WehmillerPrincipal Civil EngineerOak Brook, IL$170,000–$240,000 / yearBy blending people-centric leadership with disciplined operational strategies and purpose-driven growth, Barry-Wehmiller has become a $3 billion organization with nearly 12,000 team members united by a common belief: to use the power of business to build a better world. Rooted in our distinct culture of Truly Human Leadership, we cultivate the leaders who will define tomorrow and partner with our clients in the food & beverage, life sciences, industrial, and advanced technology industries to build the future of manufacturing and technology.
Principal Designer Northern TrustPrincipal DesignerChicago, IL$137,400–$233,600 / yearJoin us in collaborating with cross-functional product teams, facilitation of human centric design methodologies, ensuring agile delivery of high-quality financial service solutions and seamless experiences for high-net-worth clients and their advisors. The principal design is a subject matter expert, with deep experience, who leads and collaborates to create truly differentiating experiences reflective of Northern Trust's capabilities and business objectives as well as client and partner needs and behaviors.
Principal AI Engineer CNAPrincipal AI EngineerChicago, IllinoisPartners closely with Architecture, Security, Cloud Engineering, and Data teams to ensure the AI engineering platform integrates with enterprise infrastructure (GCP/GKE, GitHub, JFrog Artifactory), meets regulatory and compliance requirements (AI model tracking, Sox controls), and scales to support hundreds of engineers and AI pod teams across all portfolios. Acts as the senior technical resource mentoring engineers across the organization in AI-native engineering practices — including agentic coding patterns, context engineering, prompt-to-code workflows, and AI-assisted testing — raising the floor of capability so teams become self-sustaining without ongoing coaching dependency.
Associate Principal - TRC Elixirr ConsultingAssociate Principal - TRCChicago, IllinoisHeadquartered in Chicago with a growing international presence, TRC works closely with executive leadership teams to address their most critical strategic challenges, including growth strategy, pricing, commercial excellence, profitability improvement, and business transformation. Responsible for being a team thought leader and driving full workstreams while working directly with mid to senior-level clients to develop insight and build alignment.
Senior Principal, Energy & Utilities, Distributed Energy Resource Management Systems (DERMS) West MonroeSenior Principal, Energy & Utilities, Distributed Energy Resource Management Systems (DERMS)Chicago, IllinoisYou will act as both a trusted advisor and solution leader, translating complex DER and grid-edge challenges into actionable programs and measurable outcomes, while helping grow West Monroe’s DERMS business. You’ll also play a key role in growing our DERMS practice and market presence, working alongside a collaborative, high-caliber team across grid and IT/OT domains, offering both immediate impact and the opportunity to build something meaningful in a high-growth environment.
Principal Process Engineer EcolabPrincipal Process EngineerChicago, Illinois$101,400–$152,100 / yearTo meet customer requirements and comply with local or state regulations, applicants for certain customer-facing roles may need to: - Undergo additional background screens and/or drug/alcohol testing for customer credentialing. Leverage technical knowledge to up skill operations personals with goal to create autonomous teams with ability to analyze process input and decide on appropriate trouble shooting steps.
Principal Scientist, R&D – Consumer Experience Packaging Research SME Kraft HeinzPrincipal Scientist, R&D – Consumer Experience Packaging Research SMEGlenview, IllinoisMinimum of 6+ years (BS), 5+ years (MS) or 4+ years (PhD) in consumer/product research, consumer experience, or applied insights supporting product development and commercialization—CPG or food & beverage strongly preferred—with demonstrated progression as a technical authority across multiple brands/platforms and vendor ecosystems. You architect fit-for-purpose CX learning strategies across the end-to-end product lifecycle, from front-end exploration and ideation through launch readiness, ensuring methodological rigor, evidence quality, and decision-ready synthesis that accelerates innovation and renovation.
Principal Nepa Planner Parsons Commercial Technology Group Inc.Principal Nepa PlannerChicago, IL$88,400–$154,700 / yearTypical project assignments will involve utilizing knowledge of NEPA to guide and support multi-modal corridor planning and analysis, environmental impact assessment, land use planning, stakeholder engagement, smart mobility, and complete street planning and design. Performing transportation planning work assignments, including data collection and research, corridor and regional studies, multi-modal planning and design, compiling results, and writing reports.
Principal Scientist, R&D – Analytical Science Kraft HeinzPrincipal Scientist, R&D – Analytical ScienceGlenview, IllinoisPreferred qualifications include: the experience to integrate multidisciplinary data such as microbiology,chemistry, physics, sensory, o-mics (metabolomics, glycomics, proteomics, and lipidomics) to draw big picture conclusions critical to elevate R&D. This position will also serve as the SME foranalytical (example: linking chemistry and sensory) data processing, analysis and modelling to elucidate key business insights byleveraging advanced data application software, AI technology and statistical principlesfor R&D and field-to-shelf business decisions.
Principal Product Marketing Manager (Security, Governance, Risk & Compliance) iManagePrincipal Product Marketing Manager (Security, Governance, Risk & Compliance)Chicago, IL$150,000–$180,000 / yearIn this role, you will act as the subject matter expert for this space, building strong cross-collaborative partnerships with Product, Engineering, Sales, Sales Enablement, Customer Success, and Marketing to translate complex functionality into market-ready narratives that support launch readiness, enablement, and consistent communication across internal and external audiences. We welcome those that come with a growth mindset and a hunger for learning; so, if you are excited about this role but your past experience doesn't align perfectly with every qualification we encourage you to apply anyways! iM Getting To… Join a rapidly evolving, industry-leading SaaS company on an exciting journey of growth and scalability!
Principal Scientist – Data Insights & Hypothesis Design Tempus AIPrincipal Scientist – Data Insights & Hypothesis DesignChicago, Illinois$150,000–$200,000 / yearData Engineering & Scale Architecture: Proven experience collaborating directly with data engineering and platform teams to build large-scale relational databases, design advanced SQL data models, and support the robust infrastructure needed to create and deploy massive, production-grade models. Multi-Omic & NGS Modalities: Deep expertise executing multi-omic analyses across a diverse spectrum of high-throughput sequencing applications and biotechnologies, including specialized NGS modalities such as single-cell sequencing, immunomics, metagenomics, and varied sequencing platforms.
Principal Sci, R&D - Ingredient Technology Kraft HeinzPrincipal Sci, R&D - Ingredient TechnologyGlenview, IllinoisLead cross-functional technical workstreams with key stakeholders (e.g., marketing, operations, quality, regulatory) to advance research and innovation where lipid chemistry or fat-structure stability drives quality or shelf-life risk. Identify and prioritize ingredient technology platforms across the North American portfolio using technology landscaping, literature review, and structured scoping, with focus on fats/oils functionality, emulsion performance, and oxidative stability.
Principal Product Manager (Technical) iManagePrincipal Product Manager (Technical)Chicago, IL$170,000–$200,000 / yearWe welcome those that come with a growth mindset and a hunger for learning; so, if you are excited about this role but your past experience doesn’t align perfectly with every qualification we encourage you to apply anyways! Identifying and prioritizing opportunities to rationalize duplicate capabilities across product lines into reusable, composable platform services that increase engineering leverage and accelerate delivery.
Principal, Enterprise AI Transformation UnframePrincipal, Enterprise AI TransformationChicago, Illinois3 to 5+ years in enterprise sales, inside sales, or enterprise business development, with a track record of opening and building relationships inside large, complex accounts at the C-suite level. Hunt and open enterprise accounts across target industries, including Financial Services, Real Estate, Manufacturing, and Retail, with a focus on C-suite and senior executive engagement.
AVP, Senior Principal Enterprise Architect - Data CNAAVP, Senior Principal Enterprise Architect - DataChicago, IllinoisPerforms a combination of duties in accordance with departmental guidelines: Domain Discipline Strategy & Leadership: Define and drive a unified architectural strategy across portfolios/products within a complex domain discipline, translating enterprise goals into actionable architectural roadmaps and modernization initiatives. The AVP, Senior Principal Enterprise Architect - Data shapes domain-level strategy, leads complex architectural initiatives, and mentor other architects to elevate architectural maturity and enterprise-wide impact.
Principal - TRC Elixirr ConsultingPrincipal - TRCChicago, IllinoisHeadquartered in Chicago with a growing international presence, TRC works closely with executive leadership teams to address their most critical strategic challenges, including growth strategy, pricing, commercial excellence, profitability improvement, and business transformation. Beyond project delivery, you will help strengthen TRC’s market presence by developing client relationships, identifying new opportunities, mentoring future leaders, and contributing directly to the growth and commercial success of the firm.
Highway Principal Project Manager - Casual Status ParsonsHighway Principal Project Manager - Casual StatusChicago, Illinois$71.30–$128.32 / hourDemonstrated experience serving in a role of project management on major road and highway project with IDOT and/or IDOT; City, County, regional and national projects a plus. Develops scope, design budget estimates, schedules and staffing requirements for the major projects and assists other PM’s in the development of similar activities for various other projects.